Hourly Weather Forecast - Port Costa, CA

12 AM
52°F
0%
9mph
NNW
Mostly Clear
Humidity
66%
Feels like
52°F
Dew Point
41°F
1 AM
51°F
0%
10mph
NNW
Clear
Humidity
64%
Feels like
51°F
Dew Point
39°F
2 AM
50°F
0%
10mph
NNW
Clear
Humidity
63%
Feels like
50°F
Dew Point
38°F
3 AM
50°F
0%
10mph
NNW
Clear
Humidity
62%
Feels like
46°F
Dew Point
38°F
4 AM
49°F
0%
10mph
NNW
Clear
Humidity
63%
Feels like
45°F
Dew Point
37°F
5 AM
48°F
0%
10mph
NNW
Clear
Humidity
63%
Feels like
44°F
Dew Point
37°F
6 AM
48°F
0%
10mph
NNW
Clear
Humidity
63%
Feels like
44°F
Dew Point
36°F
6:33 AM
7 AM
51°F
0%
10mph
N
Sunny
Humidity
59%
Feels like
51°F
Dew Point
37°F
8 AM
55°F
0%
11mph
N
Sunny
Humidity
52%
Feels like
55°F
Dew Point
38°F
9 AM
61°F
0%
13mph
N
Mostly Sunny
Humidity
45%
Feels like
61°F
Dew Point
39°F
10 AM
65°F
0%
14mph
N
Mostly Sunny
Humidity
39%
Feels like
65°F
Dew Point
39°F
11 AM
68°F
0%
14mph
N
Mostly Sunny
Humidity
36%
Feels like
68°F
Dew Point
40°F
12 PM
70°F
0%
15mph
N
Sunny
Humidity
34%
Feels like
70°F
Dew Point
40°F
1 PM
72°F
0%
15mph
N
Sunny
Humidity
32%
Feels like
72°F
Dew Point
41°F
2 PM
72°F
0%
14mph
N
Sunny
Humidity
32%
Feels like
72°F
Dew Point
41°F
3 PM
72°F
0%
14mph
N
Sunny
Humidity
33%
Feels like
72°F
Dew Point
41°F
4 PM
70°F
0%
13mph
N
Sunny
Humidity
35%
Feels like
70°F
Dew Point
41°F
5 PM
67°F
0%
12mph
N
Sunny
Humidity
38%
Feels like
67°F
Dew Point
41°F
6 PM
65°F
0%
11mph
N
Sunny
Humidity
40%
Feels like
65°F
Dew Point
40°F
6:07 PM
7 PM
63°F
0%
11mph
N
Clear
Humidity
42%
Feels like
63°F
Dew Point
40°F
8 PM
62°F
0%
11mph
N
Clear
Humidity
43%
Feels like
62°F
Dew Point
39°F
9 PM
61°F
0%
11mph
N
Clear
Humidity
44%
Feels like
61°F
Dew Point
39°F
10 PM
60°F
0%
11mph
N
Clear
Humidity
46%
Feels like
60°F
Dew Point
39°F
11 PM
58°F
0%
11mph
N
Clear
Humidity
48%
Feels like
58°F
Dew Point
39°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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